Examples with ObjectInputStream java.io.ObjectInputStream used on opensource projects

Example 51 with ObjectInputStream

use of java.io.ObjectInputStream in project hazelcast by hazelcast.

the class MulticastDiscoveryReceiver method receive.

public MulticastMemberInfo receive() {
    ObjectInputStream in = null;
    ByteArrayInputStream bis = null;
    try {
        Object o;
        multicastSocket.receive(datagramPacketReceive);
        byte[] data = datagramPacketReceive.getData();
        MulticastMemberInfo multicastMemberInfo;
        bis = new ByteArrayInputStream(data);
        in = new ObjectInputStream(bis);
        o = in.readObject();
        multicastMemberInfo = (MulticastMemberInfo) o;
        return multicastMemberInfo;
    } catch (Exception e) {
        if (logger.isFinestEnabled()) {
            logger.finest("Couldn't get member info from multicast channel " + e.getMessage());
        }
    } finally {
        IOUtil.closeResource(bis);
        IOUtil.closeResource(in);
    }
    return null;
}

Example 52 with ObjectInputStream

use of java.io.ObjectInputStream in project bazel by bazelbuild.

the class PathTest method testSerialization.

@Test
public void testSerialization() throws Exception {
    FileSystem oldFileSystem = Path.getFileSystemForSerialization();
    try {
        Path.setFileSystemForSerialization(filesystem);
        Path root = filesystem.getPath("/");
        Path p1 = filesystem.getPath("/foo");
        Path p2 = filesystem.getPath("/foo/bar");
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(bos);
        oos.writeObject(root);
        oos.writeObject(p1);
        oos.writeObject(p2);
        ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bis);
        Path dsRoot = (Path) ois.readObject();
        Path dsP1 = (Path) ois.readObject();
        Path dsP2 = (Path) ois.readObject();
        new EqualsTester().addEqualityGroup(root, dsRoot).addEqualityGroup(p1, dsP1).addEqualityGroup(p2, dsP2).testEquals();
        assertTrue(p2.startsWith(p1));
        assertTrue(p2.startsWith(dsP1));
        assertTrue(dsP2.startsWith(p1));
        assertTrue(dsP2.startsWith(dsP1));
        // Regression test for a very specific bug in compareTo involving our incorrect usage of
        // reference equality rather than logical equality.
        String relativePathStringA = "child/grandchildA";
        String relativePathStringB = "child/grandchildB";
        assertEquals(p1.getRelative(relativePathStringA).compareTo(p1.getRelative(relativePathStringB)), p1.getRelative(relativePathStringA).compareTo(dsP1.getRelative(relativePathStringB)));
    } finally {
        Path.setFileSystemForSerialization(oldFileSystem);
    }
}

Example 53 with ObjectInputStream

use of java.io.ObjectInputStream in project CoreNLP by stanfordnlp.

the class Extractors method main.

/**
   * Prints out the pair of {@code Extractors} objects found in the
   * file that is the first and only argument.
   * @param args Filename of extractors file (standardly written with
   *       {@code .ex} extension)
   */
public static void main(String[] args) {
    try {
        ObjectInputStream in = new ObjectInputStream(new FileInputStream(args[0]));
        Extractors extrs = (Extractors) in.readObject();
        Extractors extrsRare = (Extractors) in.readObject();
        in.close();
        System.out.println("All words:  " + extrs);
        System.out.println("Rare words: " + extrsRare);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

Example 54 with ObjectInputStream

use of java.io.ObjectInputStream in project bazel by bazelbuild.

the class PackageIdentifierTest method testSerialization.

@Test
public void testSerialization() throws Exception {
    PackageIdentifier inId = PackageIdentifier.create("@foo", new PathFragment("bar/baz"));
    ByteArrayOutputStream data = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(data);
    out.writeObject(inId);
    ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(data.toByteArray()));
    PackageIdentifier outId = (PackageIdentifier) in.readObject();
    assertEquals(inId, outId);
}

Example 55 with ObjectInputStream

use of java.io.ObjectInputStream in project gitblit by gitblit.

the class TicketModel method copy.

/**
	 * Produce a deep copy of the given object. Serializes the entire object to
	 * a byte array in memory. Recommended for relatively small objects.
	 */
@SuppressWarnings("unchecked")
static <T> T copy(T original) {
    T o = null;
    try {
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(byteOut);
        oos.writeObject(original);
        ByteArrayInputStream byteIn = new ByteArrayInputStream(byteOut.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(byteIn);
        try {
            o = (T) ois.readObject();
        } catch (ClassNotFoundException cex) {
        // actually can not happen in this instance
        }
    } catch (IOException iox) {
        // doesn't seem likely to happen as these streams are in memory
        throw new RuntimeException(iox);
    }
    return o;
}